NWS Forecast for: Mount St Helens WA
Issued by: National Weather Service Portland, OR
Last Update: 2:43 pm PDT Oct 21, 2017
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  • This
    Afternoon

    This Afternoon: Rain. The rain could be heavy at times.  High near 44. Windy, with a south wind around 39 mph, with gusts as high as 65 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Heavy Rain
    and Windy



    High: 44 °F

  • Tonight

    Tonight: Rain. The rain could be heavy at times.  Low around 41. Breezy, with a south southwest wind around 29 mph, with gusts as high as 46 mph.  Chance of precipitation is 100%. New precipitation amounts in excess of 4 inches possible.

    Heavy Rain
    and Breezy



    Low: 41 °F

  • Sunday

    Sunday: Rain showers before 11am, then snow showers.  High near 48. West southwest wind 14 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Rain/Snow
    then Snow
    Showers


    High: 48 °F

  • Sunday
    Night

    Sunday Night: A chance of snow showers before 11pm, then a slight chance of rain showers.  Mostly cloudy, with a low around 37. Southwest wind 7 to 10 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

    Low: 37 °F

  • Monday

    Monday: Mostly sunny, with a high near 55. East wind 3 to 6 mph.

    Mostly Sunny




    High: 55 °F

  • Monday
    Night

    Monday Night: Clear, with a low around 45.

    Clear




    Low: 45 °F

  • Tuesday

    Tuesday: Sunny, with a high near 59.

    Sunny




    High: 59 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers after 11pm.  Partly cloudy, with a low around 39.

    Slight Chance
    Showers



    Low: 39 °F

  • Wednesday

    Wednesday: A chance of showers.  Partly sunny, with a high near 50.

    Chance
    Showers



    High: 50 °F



  • This Afternoon: Rain. The rain could be heavy at times. High near 44. Windy, with a south wind around 39 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Tonight: Rain. The rain could be heavy at times. Low around 41. Breezy, with a south southwest wind around 29 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New precipitation amounts in excess of 4 inches possible.

    Sunday: Rain showers before 11am, then snow showers. High near 48. West southwest wind 14 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Sunday Night: A chance of snow showers before 11pm, then a slight chance of rain showers. Mostly cloudy, with a low around 37. Southwest wind 7 to 10 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Monday: Mostly sunny, with a high near 55. East wind 3 to 6 mph.

    Monday Night: Clear, with a low around 45.

    Tuesday: Sunny, with a high near 59.

    Tuesday Night: A slight chance of showers after 11pm. Partly cloudy, with a low around 39.

    Wednesday: A chance of showers. Partly sunny, with a high near 50.

    Wednesday Night: A slight chance of showers. Mostly cloudy, with a low around 33.

    Thursday: Mostly sunny, with a high near 50.

    Thursday Night: Mostly clear, with a low around 38.

    Friday: Sunny, with a high near 56.

    Friday Night: Mostly clear, with a low around 36.

    Saturday: Sunny, with a high near 56.



    Mount St Helens WA
     46.2°N 122.18°W (Elev. 5997 ft)

    Visit your local NWS office at: http://www.wrh.noaa.gov/pqr